Note 3 - Segment Information (Details Textual) $ / shares in Units, lb in Millions		3 Months Ended								4 Months Ended	12 Months Ended
		Dec. 31, 2015 USD ($)	Sep. 30, 2015 USD ($)	Jun. 30, 2015 USD ($) $ / shares	Mar. 31, 2015 USD ($)	Dec. 31, 2014 USD ($) $ / shares	Sep. 30, 2014 USD ($)	Jun. 30, 2014 USD ($) $ / shares	Mar. 31, 2014 USD ($)	Oct. 31, 2014 lb $ / shares	Dec. 31, 2015 USD ($)		Jun. 30, 2015 $ / shares	Dec. 31, 2014 USD ($) $ / shares		Jun. 30, 2014 $ / shares
Lease Agreements [Member]
Number of Agreements											2
Percentage of Price Computed on Counterparty Year-to-Date Price of Highest Year to Date Volume Fancy and Choice Products											60.00%
Percentage of Counterparty Year-to-Date Price of Highest Year-to-Date Volume Fancy and Choice Products Used as Part of Basis for Which Price is Determined											37.00%
Percentage of Price Computed on Actual Price Paid as Quoted in Hawaii Macadamia Nuts Annual Summary Used as a Component to Determine Price Per Agreement											40.00%
Licensing Agreements [Member]
Number of Agreements											1
Percentage of Price Computed on Counterparty Year-to-Date Price of Highest Year to Date Volume Fancy and Choice Products											50.00%
Percentage of Counterparty Year-to-Date Price of Highest Year-to-Date Volume Fancy and Choice Products Used as Part of Basis for Which Price is Determined											37.00%
Percentage of Price Computed on Actual Price Paid as Quoted in Hawaii Macadamia Nuts Annual Summary Used as a Component to Determine Price Per Agreement											50.00%
Macadamia Nut Production [Member] | Supplier Concentration Risk [Member]
Concentration Risk, Percentage											19.00%
Branded Products [Member]
Revenues	[1],[2]										$ 12,085,000			$ 5,439,000
Cost of Goods Sold											9,200,000			5,200,000
Operating Income (Loss)											$ (1,538,000)			$ (2,518,000)
Final Price Per Pound Published By The USDA | $ / shares				$ 0.87				$ 0.87					$ 0.87			$ 0.87
Number of Reportable Segments											2
Average Price Per Pound Received for Nuts Produced from Orchards | $ / shares													$ 0.85			$ 0.82
Production Sold Price | $ / shares						$ 0.77								$ 0.77
Minimum AmountOfWISNutsSold | lb										4
Percentage of Moisture										20.00%
Percentage of Kernal Recovery										30.00%
Purchase Agreement Macadamia Nuts Price Per Pound | $ / shares										$ 1
Revenues		$ 5,262,000	$ 4,686,000	$ 5,094,000	$ 3,468,000	$ 4,949,000	$ 5,037,000	$ 2,432,000	$ 3,600,000		$ 18,510,000	[1]		$ 16,018,000	[1]
Operating Income (Loss)											$ (1,089,000)			$ (3,836,000)

[1] All revenues are from sources within the United States of America, Canada and Asia.

[2] Branded products revenue is reported net of slotting fees, trade discounts and promotional allowances.